CN112201468B

CN112201468B - Lever type coil pressing device

Info

Publication number: CN112201468B
Application number: CN202011046409.9A
Authority: CN
Inventors: 王光照; 陈娟娟
Original assignee: Huazhiyuan Electric Group Co ltd
Current assignee: Huazhiyuan Electric Group Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2022-05-13
Anticipated expiration: 2040-09-29
Also published as: CN112201468A

Abstract

The utility model provides a lever coil closing device, belongs to transformer production field, and including base, clamp plate, vaulting pole and the portion of compressing tightly, the clamp plate is installed on the base, installs the coil between clamp plate and the base, and the vaulting pole is fixed at the base lateral part, and the portion of compressing tightly is installed to the vaulting pole, and the clamp plate is connected to the portion of compressing tightly, and the drive clamp plate compresses down and accomplishes the coil and compress tightly the operation. The base comprises a bottom plate, a positioning boss, a center hole, a positioning rod, a through hole and a sliding groove, the bottom plate is fixed on the ground, and the center of the bottom plate is provided with the positioning boss. The clamp plate includes apron, crescent moon groove, center platform, well core rod, goes up the monaural, and the apron center has the center platform, has the crescent moon groove between apron and the center platform. The vaulting pole includes circle mound, stand, ears, platform, and the circle mound is fixed on ground, is located the side of base, has the stand on the circle mound, and the stand top has the ears, and the ears are connected and are compressed tightly the portion, and stand upper portion has the platform. The compressing part comprises a hydraulic cylinder, a lever, a circular truncated cone, a front single lug and a connecting rod, and the hydraulic cylinder is installed on the platform.

Description

Lever type coil pressing device

Technical Field

The invention belongs to the technical field of transformer production, and particularly relates to a lever type coil pressing device.

Background

The coil is the core part of transformer, an indispensable process is the coil after the coil accomplishes the coiling and compresses tightly, the coil compresses tightly the operation and needs to use specialized tool, the coil closing device that uses at present production site mostly has a pneumatic cylinder in the device bottom, the screw rod that has all around upwards connects the top cap, the coil is placed to the centre, upwards push up through the pneumatic cylinder after the fastening and accomplish the operation that compresses tightly of coil, this kind of device application is comparatively extensive, but its operation is too miscellaneous, especially several screw rod installations all around require very high to operating personnel's ability.

Disclosure of Invention

The invention provides a lever type coil pressing device to solve the problems in the background technology.

The technical problem solved by the invention is realized by adopting the following technical scheme:

the utility model provides a lever coil closing device, includes base, clamp plate, vaulting pole and compresses tightly the portion, and the clamp plate is installed on the base, installs the coil between clamp plate and the base, and the vaulting pole is fixed at the base lateral part, and the installation compresses tightly the portion on the vaulting pole, compresses tightly the portion and connects the clamp plate, and the drive clamp plate compresses tightly the operation downwards to accomplish the coil.

The base includes bottom plate, location boss, centre bore, locating lever, through-hole and spout, and the bottom plate is fixed on ground, and bottom plate central authorities have the location boss, and location boss central authorities have the centre bore, the downthehole locating lever of installing of centre bore, and the locating lever upwards extends to the coil top, and the locating lever center has the through-hole, four spouts of locating lever first half equipartition, embedding clamp plate in the spout. The clamp plate includes apron, crescent moon groove, center platform, well core rod, goes up the monaural, and the apron center has the center platform, has the crescent moon groove between apron and the center platform, and the crescent moon groove corresponds the spout, and in the through-hole of center platform embedding locating lever, well core rod was upwards connected to the center platform, and well core rod slides from top to bottom in the through-hole, and well core rod top has last monaural, goes up monaural connection and compresses tightly the portion. The vaulting pole includes circle mound, stand, ears, platform, and the circle mound is fixed on ground, is located the side of base, has the stand on the circle mound, and the stand top has the ears, and the ears are connected and are compressed tightly the portion, and stand upper portion has the platform. The pressing portion comprises a hydraulic cylinder, a lever, a round platform, a front single lug and a connecting rod, the hydraulic cylinder is installed on the platform, the lever is installed between the two lugs, the round platform is arranged at the rear end of the lever, a push rod of the hydraulic cylinder is connected with the bottom of the round platform, the front end of the lever is provided with the front single lug, the front single lug is hinged with the connecting rod, and the other end of the connecting rod is hinged with the upper single lug of the center rod.

Furthermore, the cover plate is provided with reinforcing ribs which are connected with the cover plate and the central platform to reinforce the pressure plate.

Furthermore, the bottom of the platform is connected with the upright post through the diagonal brace, so that the platform is supported.

Furthermore, the top of the hydraulic cylinder push rod is provided with a round head, the bottom of the round platform is provided with a round socket, and the round head is embedded into the round socket, so that the pushing function can be conveniently realized.

Further, according to the lever principle, in order to improve the efficiency of the pressing work, the length of the lever at the rear of the ears is smaller than that at the front.

The invention has the beneficial effects that:

the invention is used for the pressing operation of the transformer coil, has an open base structure, is convenient for the coil to be placed on the base, has the positioning parts positioned in the center, well utilizes the space of the central hole of the coil, does not need complicated external operation, can well realize the guiding function of the pressing operation by nesting the central positioning parts, can effectively prevent the pressing operation from deviating, and can well compensate the stroke difference generated between arc motion and linear motion by the connecting rod structure.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an exploded view of the present invention;

in the figure: 10. the novel hydraulic cylinder comprises a base, 11 parts of a bottom plate, 12 parts of a positioning boss, 13 parts of a central hole, 14 parts of a positioning rod, 15 parts of a through hole, 16 parts of a sliding groove, 20 parts of a pressing plate, 21 parts of a cover plate, 22 parts of a crescent groove, 23 parts of a central table, 24 parts of a central rod, 25 parts of an upper single lug, 26 parts of a reinforcing rib, 30 parts of a stay rod, 31 parts of a circular pier, 32 parts of an upright post, 33 parts of a double lug, 34 parts of a platform, 35 parts of an inclined stay rod, 40 parts of a pressing part, 41 parts of a hydraulic cylinder, 42 parts of a round head, 43 parts of a lever, 44 parts of a circular table, 45 parts of a front single lug and 46 parts of a connecting rod.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Referring to fig. 1-3, the lever type coil pressing device comprises a base 10, a pressing plate 20, a supporting rod 30 and a pressing part 40, wherein the pressing plate 20 is installed on the base 10, a coil is installed between the pressing plate 20 and the base 10, the supporting rod 30 is fixed on the side of the base 10, the pressing part 40 is installed on the supporting rod 30, the pressing part 40 is connected with the pressing plate 20, and the pressing plate 20 is driven to be compressed downwards to complete the coil pressing operation.

The base 10 comprises a bottom plate 11, a positioning boss 12, a center hole 13, a positioning rod 14, a through hole 15 and sliding grooves 16, wherein the bottom plate 11 is fixed on the ground, the positioning boss 12 is arranged in the center of the bottom plate 11, the positioning boss 12 plays a positioning role in an inner hole of a coil, the center of the positioning boss 12 is provided with the center hole 13, the positioning rod 14 is installed in the center hole 13, the positioning rod 14 extends upwards to the upper portion of the coil, the through hole 15 is arranged in the center of the positioning rod 14, the four sliding grooves 16 are uniformly distributed in the upper half portion of the positioning rod 14, and a pressing plate 20 is embedded in each sliding groove 16.

The clamp plate 20 includes apron 21, the crescent groove 22, center platform 23, well core rod 24, go up monaural 25 and strengthening rib 26, apron 21 center has center platform 23, crescent groove 22 has between apron 21 and the center platform 23, crescent groove 22 corresponds spout 16, crescent groove 22 and spout 16 mutually support and make clamp plate 20 install on locating lever 14, center platform 23 imbeds in the through-hole 15 of locating lever 14, center platform 23 upwards connects well core rod 24, well core rod 24 slides from top to bottom in through-hole 15, well core rod 24 top has last monaural 25, go up monaural 25 and connect the portion of compressing tightly 40, the strengthening rib 26 has on the apron 21, apron 21 and center platform 23 are connected to the strengthening rib 26, play the effect of strengthening to clamp plate 20.

The supporting rod 30 comprises a circular pier 31, a vertical column 32, two lugs 33, a platform 34 and an inclined supporting rod 35, the circular pier 31 is fixed on the ground and located on the side of the base 10, the vertical column 32 is arranged on the circular pier 31, the two lugs 33 are arranged at the top of the vertical column 32, the two lugs 33 are connected with the pressing portion 40, the platform 34 is arranged on the upper portion of the vertical column 32, the bottom of the platform 34 is connected with the vertical column 32 through the inclined supporting rod 35, and the platform 34 is supported.

The pressing part 40 comprises a hydraulic cylinder 41, a round head 42, a lever 43, a round platform 44, a front single lug 45 and a connecting rod 46, the hydraulic cylinder 41 is arranged on the platform 34, the round head 42 is arranged at the top of a push rod of the hydraulic cylinder 41, the lever 43 is arranged between the double lugs 33, and of course, according to the lever principle, in order to improve the efficiency of the pressing work, the length of the lever 43 positioned at the rear part of the double lugs 33 is smaller than that of the front part, the rear end of the lever 43 is provided with a round table 44, a push rod of the hydraulic cylinder 41 is connected with the bottom of the round table 44, the bottom of the round table 44 is provided with a round socket, the round head 42 is embedded into the round socket, the push-lift function can be conveniently realized, the front end of the lever 43 is provided with a front single lug 45, the front single lug 45 is hinged with a connecting rod 46, the other end of the connecting rod 46 is hinged with the upper single lug 25 of the central rod 24, the connecting rod 46 plays a role of motion compensation in the whole device, when the lever 43 rotates around the double lugs 33, with the compensation of the tie rod 46, the vertical movement of the central rod 24 inside the through hole 15 can be maintained.

The working principle of the invention is as follows: firstly, the parts of the pressing device are disassembled, the coil is placed on the bottom plate 1 and is positioned through the positioning boss 12, the positioning rod 14 is embedded in the central hole 13, the pressing rod 20 is installed on the positioning rod 14, the lever 43 is installed on the double lugs 33, the circular truncated cone 44 is positioned with the hydraulic cylinder 41, the connecting rod 46 is installed, the hydraulic cylinder 41 is operated to push the circular truncated cone 44 upwards, and correspondingly, the front end of the lever 43 is pressed downwards, so that the coil pressing operation can be completed.

The above embodiments mainly describe the lever type coil pressing device of the present invention. While only a limited number of embodiments and features have been described, those skilled in the art will recognize that the invention can be embodied in many other forms without departing from the spirit or scope thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and various modifications and alternative arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A lever type coil pressing device comprises a base (10), a pressing plate (20), a support rod (30) and a pressing part (40), and is characterized in that the pressing plate (20) is installed on the base (10), a coil is installed between the pressing plate (20) and the base (10), the support rod (30) is fixed on the side part of the base (10), the pressing part (40) is installed on the support rod (30), the pressing part (40) is connected with the pressing plate (20), the base (10) comprises a bottom plate (11), a positioning boss (12), a central hole (13), a positioning rod (14), a through hole (15) and a sliding groove (16), the bottom plate (11) is fixed on the ground, the positioning boss (12) is arranged in the center of the bottom plate (11), the central hole (13) is arranged in the center of the positioning boss (12), the positioning rod (14) is installed in the central hole (13), the positioning rod (14) extends upwards to the upper part of the coil, the center of the positioning rod (14) is provided with the through hole (15), four sliding grooves (16) are uniformly distributed in the upper half part of the positioning rod (14), a pressing plate (20) is embedded in each sliding groove (16), each pressing plate (20) comprises a cover plate (21), a crescent groove (22), a central platform (23), a central rod (24), an upper single lug (25) and reinforcing ribs (26), the central platform (23) is arranged in the center of each cover plate (21), the crescent grooves (22) are formed between the cover plates (21) and the central platform (23), the crescent grooves (22) correspond to the sliding grooves (16), the central platform (23) is embedded into through holes (15) of the positioning rod (14), the central platform (23) is upwards connected with the central rods (24), the central rods (24) slide up and down in the through holes (15), the upper single lugs (25) are arranged at the tops of the central rods (24), connecting parts (40) of the upper single lugs (25), each supporting rod (30) comprises a circular pier (31), a stand column (32), a platform (33) and a platform (34), the circular piers (31) are fixed on the ground, be located side of base (10), stand (32) have on round pier (31), stand (32) top has ears (33), hold-down portion (40) is connected in ears (33), stand (32) upper portion has platform (34), hold-down portion (40) include pneumatic cylinder (41), button head (42), lever (43), round platform (44), preceding monaural (45) and connecting rod (46), pneumatic cylinder (41) are installed on platform (34), lever (43) are installed between ears (33), lever (43) rear end has round platform (44), round platform (44) bottom is connected to the push rod of pneumatic cylinder (41), lever (43) front end has preceding monaural (45), preceding monaural (45) articulate connecting rod (46), the other end of connecting rod (46) articulates last monaural (25) of well core rod (24).

2. A lever type coil pressing apparatus as claimed in claim 1, wherein the cover plate (21) is provided with a rib (26), and the rib (26) connects the cover plate (21) and the center stand (23).

3. A lever type coil pressing apparatus as claimed in claim 1, wherein the bottom of said platform (34) is connected to the upright (32) by means of a diagonal brace (35).

4. The lever type coil pressing device as claimed in claim 1, wherein the top of the push rod of the hydraulic cylinder (41) is provided with a round head (42), the bottom of the round head (44) is provided with a round socket, and the round head (42) is embedded in the round socket.

5. Lever coil compression device as claimed in claim 1, characterised in that the lever (43) is located at the rear of the ears (33) for a shorter length than at the front.